It's a Friday, and it's the week before our most patriotic of U.S. holidays. What better time to take a look back at the best of American muscle machinery? Aha, but there's a catch: We're only going to go back 30 years. That's right, 1978. The Malaise era was striking back with a new breed of muscle cars. While not as… »6/27/08 12:00pm 6/27/08 12:00pm